Gregg Griffenhagen's efforts:	From	Date	Finish Time
Red Feather Trail Jamboree 2022 (50K)	Colorado, US	Saturday, September 17, 2022	08:09:52.00
Quad Rock 2022 (Quad Rock 50)	Colorado, US	Saturday, May 7, 2022	DNF
Blue Sky Marathon 2020 (Blue Sky)	Colorado, US	Saturday, November 14, 2020	05:27:56.00
Quad Rock 2020 (Quad Rock 50)	Colorado, US	Saturday, August 15, 2020	DNF
Never Summer (2020) (100k)	Colorado, US	Saturday, July 25, 2020	18:46:31.00
Quad Rock (2019) (Quad Rock 50)	Colorado, US	Saturday, May 11, 2019	12:12:06.00
Blue Sky Trail Marathon (2017)	CO	Saturday, October 21, 2017	06:00:53.00